Tuesday 4 April 2017

Supreme Court bans sale of BS-III vehicles from April 1.

Supreme Court bans sale of BS-III vehicles from April 1.
BACKGROUND :
(i) The Supreme Court observed ordered a freeze on the registration and sale of BS-III fuel compliant vehicles.
(ii) The SC said that health of the citizen is more important than the commercial interests of the automobile industry.
(iii) No registration and sale of BS-III fuel compliant vehicles will be allowed from April 1.
(iv) On April 1, the next level and environmentally friendly BS-IV fuel emission standards are scheduled to kick in, and all new vehicles have to be BS-IV compliant.
MANUFACTURERS & SC :
(a) Vehicle manufacturers argued that they were entitled to make BS-III vehicles till March 31. So, the sale and registration of these vehicles should not be prohibited after April 1 with the introduction of BS-IV norms.
(b) The court asked why manufacturers decided to sit back and not take pro-active steps despite knowing way back in 2010 that BS-IV norms would kick in by April 2017.
(c) The court had pointed out that the new fuel was cleaner and the oil refineries had spent about ₹30,000 crore since 2010 to produce it.
(d) Though the number of the existing stock was 8.24 lakh, it was miniscule compared to over 19 crore BS-III vehicles already plying on the roads.
BS-IV SIGNIFICANCE :
1. Bharat Stage-III emission norms vary widely from their Bharat Stage-IV compliant engines. They differ in the electronics, sensor system, the engine’s ability to process low-sulphur fuel and their after-exhaust system that determines emissions.
2. BS-IV engines also require that the sulphur content of the fuel they use be less than 50 part per million (ppm) whereas BS-III ones can run on 350 ppm fuel.
3. The Centre for Science and Environment said that the transition to BS-IV can lead to `substantial reductions in particulate matter emissions. From new trucks, the emissions can dip by 80% and from cars by half.


Image result for bs 3 vehicles

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